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Yuhe
  • Member for 7 years, 8 months
  • Last seen more than 5 years ago
9 votes
4 answers
6k views

The Banach space $C[0,1]$ is not reflexive.

4 votes
1 answer
454 views

Determine the spectrum of a shift-operator

4 votes
3 answers
1k views

Compute operator norm of $l^1$ bounded operator

3 votes
2 answers
836 views

Invertible linear Operators

2 votes
1 answer
73 views

Show that there are no self-adjoint Operators on the ball

1 vote
1 answer
47 views

Working on a finite subspace

1 vote
1 answer
1k views

Distance between a normed vectorspace and a finite dimensional subspace

1 vote
1 answer
56 views

Linear maps in Hilbertspaces

0 votes
1 answer
886 views

Norm of an multiplication operator

0 votes
2 answers
392 views

Extensions of f to a continuous linear functional [duplicate]

0 votes
1 answer
103 views

Limits in inner product spaces

0 votes
2 answers
418 views

Working on the space of complex-valued continuous-valued functions

0 votes
0 answers
40 views

Transition rates of the number of infected vertices for the contact process on the triangle

0 votes
1 answer
50 views

Working on linear maps

0 votes
1 answer
89 views

Show that an operator is symmetric but not selfadjoint.